JPS60206612A - ランナ−レス射出成形方法およびホツトランナ− - Google Patents
ランナ−レス射出成形方法およびホツトランナ−Info
- Publication number
- JPS60206612A JPS60206612A JP6221384A JP6221384A JPS60206612A JP S60206612 A JPS60206612 A JP S60206612A JP 6221384 A JP6221384 A JP 6221384A JP 6221384 A JP6221384 A JP 6221384A JP S60206612 A JPS60206612 A JP S60206612A
- Authority
- JP
- Japan
- Prior art keywords
- gate
- hot runner
- runner
- resin
- injection molding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000001746 injection moulding Methods 0.000 title claims description 24
- 238000010438 heat treatment Methods 0.000 claims abstract description 78
- 229920005989 resin Polymers 0.000 claims abstract description 43
- 239000011347 resin Substances 0.000 claims abstract description 43
- 238000001816 cooling Methods 0.000 claims abstract description 32
- 238000004804 winding Methods 0.000 claims abstract description 5
- 238000005485 electric heating Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 238000013021 overheating Methods 0.000 claims description 4
- 229920005992 thermoplastic resin Polymers 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 239000000945 filler Substances 0.000 abstract description 4
- 239000000155 melt Substances 0.000 abstract description 2
- 239000002826 coolant Substances 0.000 abstract 1
- 230000007423 decrease Effects 0.000 description 8
- 238000002844 melting Methods 0.000 description 7
- 230000008018 melting Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 230000020169 heat generation Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000012809 cooling fluid Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/30—Flow control means disposed within the sprue channel, e.g. "torpedo" construction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/2737—Heating or cooling means therefor
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6221384A JPS60206612A (ja) | 1984-03-31 | 1984-03-31 | ランナ−レス射出成形方法およびホツトランナ− |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6221384A JPS60206612A (ja) | 1984-03-31 | 1984-03-31 | ランナ−レス射出成形方法およびホツトランナ− |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60206612A true JPS60206612A (ja) | 1985-10-18 |
| JPH0316895B2 JPH0316895B2 (enrdf_load_stackoverflow) | 1991-03-06 |
Family
ID=13193639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6221384A Granted JPS60206612A (ja) | 1984-03-31 | 1984-03-31 | ランナ−レス射出成形方法およびホツトランナ− |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60206612A (enrdf_load_stackoverflow) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62191117A (ja) * | 1986-02-17 | 1987-08-21 | Hakko Denki Seisakusho:Kk | マニホ−ルドブロツク |
| JPH02100284A (ja) * | 1988-10-06 | 1990-04-12 | Sanri Kk | リード線付セラミックスヒータを用いたホットランナープローブ |
| JPH0556418U (ja) * | 1991-12-27 | 1993-07-27 | 日精樹脂工業株式会社 | 射出成形機のノズル加熱装置 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57191033A (en) * | 1981-05-08 | 1982-11-24 | Gellert Jobst U | Heating probe for injection molding and its manufacture |
-
1984
- 1984-03-31 JP JP6221384A patent/JPS60206612A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57191033A (en) * | 1981-05-08 | 1982-11-24 | Gellert Jobst U | Heating probe for injection molding and its manufacture |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62191117A (ja) * | 1986-02-17 | 1987-08-21 | Hakko Denki Seisakusho:Kk | マニホ−ルドブロツク |
| JPH02100284A (ja) * | 1988-10-06 | 1990-04-12 | Sanri Kk | リード線付セラミックスヒータを用いたホットランナープローブ |
| JPH0556418U (ja) * | 1991-12-27 | 1993-07-27 | 日精樹脂工業株式会社 | 射出成形機のノズル加熱装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0316895B2 (enrdf_load_stackoverflow) | 1991-03-06 |
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